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            <div>LEF 5.8 C&#47;C++ Programming Interface  (Open Licensing Program)</div>
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    </p><h1>Contents</h1>
    <div>
      <h2> <a name=""></a><a href="preface.html" title="Preface" name="181362"><font color="#0000ff"><u>Preface</u></font></a></h2>
      <p> <a name=""></a><a href="preface.html#1016820" title="Preface" name="181364"><font color="#0000ff"><u>What's New</u></font></a></p>
      <p> <a name=""></a><a href="preface.html#1016775" title="Preface" name="181366"><font color="#0000ff"><u>Related Documents</u></font></a></p>
      <p> <a name=""></a><a href="preface.html#conventions" title="Preface" name="181368"><font color="#0000ff"><u>Typographic and Syntax Conventions</u></font></a></p>
      <h2><a href="ch1Intro.html" title="1" name="181370"><font color="#0000ff"><u>1</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch1Intro.html#1011663" title="1" name="181372"><font color="#0000ff"><u>Introduction</u></font></a></h2>
      <p> <a name=""></a><a href="ch1Intro.html#1020813" title="1" name="181374"><font color="#0000ff"><u>Overview</u></font></a></p>
      <p> <a name=""></a><a href="ch1Intro.html#WorkingModes" title="1" name="181376"><font color="#0000ff"><u>LEF Reader Working Modes</u></font></a></p>
      <p> <a name=""></a><a href="ch1Intro.html#1020014" title="1" name="181378"><font color="#0000ff"><u>Comparison Utility</u></font></a></p>
      <p> <a name=""></a><a href="ch1Intro.html#1021031" title="1" name="181380"><font color="#0000ff"><u>Compressed LEF Files</u></font></a></p>
      <p> <a name=""></a><a href="ch1Intro.html#1019049" title="1" name="181382"><font color="#0000ff"><u>Orientation Codes</u></font></a></p>
      <h2><a href="ch2LEFsetup.html" title="2" name="181384"><font color="#0000ff"><u>2</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch2LEFsetup.html#1019178" title="2" name="181386"><font color="#0000ff"><u>LEF Reader Setup and Control Routines</u></font></a></h2>
      <p> <a name=""></a><a href="ch2LEFsetup.html#1021774" title="2" name="181388"><font color="#0000ff"><u>Calling the API Routines</u></font></a></p>
      <p> <a name=""></a><a href="ch2LEFsetup.html#1021817" title="2" name="181390"><font color="#0000ff"><u>LEF API Routines</u></font></a></p>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1021387" title="2" name="181392"><font color="#0000ff"><u>lefrInit</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#lefrInitSession" title="2" name="181394"><font color="#0000ff"><u>lefrInitSession</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#lefrClear" title="2" name="181396"><font color="#0000ff"><u>lefrClear</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1022580" title="2" name="181398"><font color="#0000ff"><u>lefrGetUserData</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1022593" title="2" name="181400"><font color="#0000ff"><u>lefrPrintUnusedCallbacks</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1019078" title="2" name="181402"><font color="#0000ff"><u>lefrRead</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#lefrRegisterLef58Type" title="2" name="181404"><font color="#0000ff"><u>lefrRegisterLef58Type</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1022605" title="2" name="181406"><font color="#0000ff"><u>lefrReset</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1022617" title="2" name="181408"><font color="#0000ff"><u>lefrSetCommentChar</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1022629" title="2" name="181410"><font color="#0000ff"><u>lefrSetRegisterUnusedCallbacks</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1022641" title="2" name="181412"><font color="#0000ff"><u>lefrSetShiftCase</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1021267" title="2" name="181414"><font color="#0000ff"><u>lefrSetUserData</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#lefrSetVersionValue" title="2" name="181416"><font color="#0000ff"><u>lefrSetVersionValue</u></font></a></dd>
      <dd> <a name=""></a><a href="ch2LEFsetup.html#1023386" title="2" name="181418"><font color="#0000ff"><u>Examples</u></font></a></dd>
      <h2><a href="ch3LEFcallback.html" title="3" name="181420"><font color="#0000ff"><u>3</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch3LEFcallback.html#1016399" title="3" name="181422"><font color="#0000ff"><u>LEF Reader Callback Routines</u></font></a></h2>
      <p> <a name=""></a><a href="ch3LEFcallback.html#1033063" title="3" name="181424"><font color="#0000ff"><u>Callback Function Format</u></font></a></p>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#1033069" title="3" name="181426"><font color="#0000ff"><u>Callback Type</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#1033086" title="3" name="181428"><font color="#0000ff"><u>LEF_Data</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#1033129" title="3" name="181430"><font color="#0000ff"><u>User Data</u></font></a></dd>
      <p> <a name=""></a><a href="ch3LEFcallback.html#1023298" title="3" name="181432"><font color="#0000ff"><u>Callback Types and Setting Routines</u></font></a></p>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#1035737" title="3" name="181434"><font color="#0000ff"><u>Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch3LEFcallback.html#1035735" title="3" name="181436"><font color="#0000ff"><u>User Callback Routines</u></font></a></p>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrDensityCbkFnType" title="3" name="181438"><font color="#0000ff"><u>lefrDensityCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#1033157" title="3" name="181440"><font color="#0000ff"><u>lefrDoubleCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#1039868" title="3" name="181442"><font color="#0000ff"><u>lefrIntergerCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrLayerCbkFnType" title="3" name="181444"><font color="#0000ff"><u>lefrLayerCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrMacroCbkFnType" title="3" name="181446"><font color="#0000ff"><u>lefrMacroCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrMacroForeignCbkFnType" title="3" name="181448"><font color="#0000ff"><u>lefrMacroForeignCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrMacroNumCbkFnType" title="3" name="181450"><font color="#0000ff"><u>lefrMacroNumCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrMacroSiteCbkFnType" title="3" name="181452"><font color="#0000ff"><u>lefrMacroSiteCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrMaxStackViaCbkFnType" title="3" name="181454"><font color="#0000ff"><u>lefrMaxStackViaCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrNonDefaultCbkFnType" title="3" name="181456"><font color="#0000ff"><u>lefrNonDefaultCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrObstructionCbkFnType" title="3" name="181458"><font color="#0000ff"><u>lefrObstructionCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrPinCbkFnType" title="3" name="181460"><font color="#0000ff"><u>lefrPinCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrPropertyCbkFnType" title="3" name="181462"><font color="#0000ff"><u>lefrPropCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrSiteCbkFnType" title="3" name="181464"><font color="#0000ff"><u>lefrSiteCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrSpacingCbkFnType" title="3" name="181466"><font color="#0000ff"><u>lefrSpacingCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrStringCbkFnType" title="3" name="181468"><font color="#0000ff"><u>lefrStringCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrUnitsCbkFnType" title="3" name="181470"><font color="#0000ff"><u>lefrUnitsCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrUseMinSpacingCbkFnType" title="3" name="181472"><font color="#0000ff"><u>lefrUseMinSpacingCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrViaCbkFnType" title="3" name="181474"><font color="#0000ff"><u>lefrViaCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrViaRuleCbkFnType" title="3" name="181476"><font color="#0000ff"><u>lefrViaRuleCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#lefrVoidCbkFnType" title="3" name="181478"><font color="#0000ff"><u>lefrVoidCbkFnType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch3LEFcallback.html#1034352" title="3" name="181480"><font color="#0000ff"><u>Examples</u></font></a></dd>
      <h2><a href="ch4LEFclasses.html" title="4" name="181482"><font color="#0000ff"><u>4</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch4LEFclasses.html#1011663" title="4" name="181484"><font color="#0000ff"><u>LEF Reader Classes</u></font></a></h2>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1039989" title="4" name="181486"><font color="#0000ff"><u>Introduction</u></font></a></p>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1031286" title="4" name="181488"><font color="#0000ff"><u>Callback Style Interface</u></font></a></p>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1031187" title="4" name="181490"><font color="#0000ff"><u>Retrieving Repeating LEF Data</u></font></a></p>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1031283" title="4" name="181492"><font color="#0000ff"><u>Deriving C Syntax from C++ Syntax</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1031310" title="4" name="181494"><font color="#0000ff"><u>C++ Syntax</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1036592" title="4" name="181496"><font color="#0000ff"><u>C Syntax</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1064282" title="4" name="181498"><font color="#0000ff"><u>LEF Reader Classes</u></font></a></p>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1064481" title="4" name="181500"><font color="#0000ff"><u>Layer Classes</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiAntennaModel" title="4" name="181502"><font color="#0000ff"><u>lefiAntennaModel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiAntennaPWL" title="4" name="181504"><font color="#0000ff"><u>lefiAntennaPWL</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiInfluence" title="4" name="181506"><font color="#0000ff"><u>lefiInfluence</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiLayer" title="4" name="181508"><font color="#0000ff"><u>lefiLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiLayerDensity" title="4" name="181510"><font color="#0000ff"><u>lefiLayerDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiOrthogonal" title="4" name="181512"><font color="#0000ff"><u>lefiOrthogonal</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiParallel" title="4" name="181514"><font color="#0000ff"><u>lefiParallel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiSpacingTable" title="4" name="181516"><font color="#0000ff"><u>lefiSpacingTable</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiTwoWidths" title="4" name="181518"><font color="#0000ff"><u>lefiTwoWidths</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1037350" title="4" name="181520"><font color="#0000ff"><u>Macro Data Classes</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiDensity" title="4" name="181522"><font color="#0000ff"><u>lefiDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiMacro" title="4" name="181524"><font color="#0000ff"><u>lefiMacro</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiMacroForeign" title="4" name="181526"><font color="#0000ff"><u>lefiMacroForeign</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiMacroSite" title="4" name="181528"><font color="#0000ff"><u>lefiMacroSite</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1057954" title="4" name="181530"><font color="#0000ff"><u>lefiPoints</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1037366" title="4" name="181532"><font color="#0000ff"><u>Macro Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1063842" title="4" name="181534"><font color="#0000ff"><u>Macro Obstruction Class</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1014271" title="4" name="181536"><font color="#0000ff"><u>lefiObstruction</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1037465" title="4" name="181538"><font color="#0000ff"><u>Macro Obstruction Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#MacroPinRoutines" title="4" name="181540"><font color="#0000ff"><u>Macro Pin Classes</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiPin" title="4" name="181542"><font color="#0000ff"><u>lefiPin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiPinAntennaModel" title="4" name="181544"><font color="#0000ff"><u>lefiPinAntennaModel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeometries" title="4" name="181546"><font color="#0000ff"><u>lefiGeometries</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomEnum" title="4" name="181548"><font color="#0000ff"><u>lefiGeomEnum</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomRect" title="4" name="181550"><font color="#0000ff"><u>lefiGeomRect</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomRectIter" title="4" name="181552"><font color="#0000ff"><u>lefiGeomRectIter</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomPath" title="4" name="181554"><font color="#0000ff"><u>lefiGeomPath</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomPathIter" title="4" name="181556"><font color="#0000ff"><u>lefiGeomPathIter</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomPolygon" title="4" name="181558"><font color="#0000ff"><u>lefiGeomPolygon</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomPolygonIter" title="4" name="181560"><font color="#0000ff"><u>lefiGeomPolygonIter</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomVia" title="4" name="181562"><font color="#0000ff"><u>lefiGeomVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiGeomViaIter" title="4" name="181564"><font color="#0000ff"><u>lefiGeomViaIter</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1037795" title="4" name="181566"><font color="#0000ff"><u>Macro Pin Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1037937" title="4" name="181568"><font color="#0000ff"><u>Maximum Via Stack Class</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiMaxStackVia" title="4" name="181570"><font color="#0000ff"><u>lefiMaxStackVia</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1057802" title="4" name="181572"><font color="#0000ff"><u>Miscellaneous Class</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiUserData" title="4" name="181574"><font color="#0000ff"><u>lefiUserData</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1038008" title="4" name="181576"><font color="#0000ff"><u>Nondefault Rule Class</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiNonDefault" title="4" name="181578"><font color="#0000ff"><u>lefiNonDefault</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038111" title="4" name="181580"><font color="#0000ff"><u>Nondefault Rule Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1038123" title="4" name="181582"><font color="#0000ff"><u>Property Definition Classes</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiProp" title="4" name="181584"><font color="#0000ff"><u>lefiProp</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiPropType" title="4" name="181586"><font color="#0000ff"><u>lefiPropType</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1053125" title="4" name="181588"><font color="#0000ff"><u>Property Definition Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1038189" title="4" name="181590"><font color="#0000ff"><u>Same&#45;Net Spacing Class</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiSpacing" title="4" name="181592"><font color="#0000ff"><u>lefiSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038246" title="4" name="181594"><font color="#0000ff"><u>Same&#45;Net Spacing Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1038259" title="4" name="181596"><font color="#0000ff"><u>Site Classes</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiSite" title="4" name="181598"><font color="#0000ff"><u>lefiSite</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiSitePattern" title="4" name="181600"><font color="#0000ff"><u>lefiSitePattern</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038917" title="4" name="181602"><font color="#0000ff"><u>Site Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1057340" title="4" name="181604"><font color="#0000ff"><u>Units Class</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038312" title="4" name="181606"><font color="#0000ff"><u>lefiUnits</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038332" title="4" name="181608"><font color="#0000ff"><u>Units Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1050128" title="4" name="181610"><font color="#0000ff"><u>Use Min Spacing Class</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiUseMinSpacing" title="4" name="181612"><font color="#0000ff"><u>lefiUseMinSpacing</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1038345" title="4" name="181614"><font color="#0000ff"><u>Via Classes</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038372" title="4" name="181616"><font color="#0000ff"><u>lefiVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiViaLayer" title="4" name="181618"><font color="#0000ff"><u>lefiViaLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038565" title="4" name="181620"><font color="#0000ff"><u>Via Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch4LEFclasses.html#1038580" title="4" name="181622"><font color="#0000ff"><u>Via Rule Classes</u></font></a></p>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiViaRule" title="4" name="181624"><font color="#0000ff"><u>lefiViaRule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#lefiViaRuleLayer" title="4" name="181626"><font color="#0000ff"><u>lefiViaRuleLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch4LEFclasses.html#1038719" title="4" name="181628"><font color="#0000ff"><u>Via Rule Examples</u></font></a></dd>
      <h2><a href="ch5LEFwritercallback.html" title="5" name="181630"><font color="#0000ff"><u>5</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch5LEFwritercallback.html#1011663" title="5" name="181632"><font color="#0000ff"><u>LEF Writer Callback Routines</u></font></a></h2>
      <p> <a name=""></a><a href="ch5LEFwritercallback.html#1014431" title="5" name="181634"><font color="#0000ff"><u>Callback Function Format</u></font></a></p>
      <dd> <a name=""></a><a href="ch5LEFwritercallback.html#1014434" title="5" name="181636"><font color="#0000ff"><u>Callback Type</u></font></a></dd>
      <dd> <a name=""></a><a href="ch5LEFwritercallback.html#1014436" title="5" name="181638"><font color="#0000ff"><u>User Data</u></font></a></dd>
      <p> <a name=""></a><a href="ch5LEFwritercallback.html#1014438" title="5" name="181640"><font color="#0000ff"><u>Callback Types and Setting Routines</u></font></a></p>
      <h2><a href="ch6LEFwriter.html" title="6" name="181642"><font color="#0000ff"><u>6</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch6LEFwriter.html#1011663" title="6" name="181644"><font color="#0000ff"><u>LEF Writer Routines</u></font></a></h2>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1068466" title="6" name="181646"><font color="#0000ff"><u>LEF Writer Setup and Control</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1058725" title="6" name="181648"><font color="#0000ff"><u>lefwInit</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1028575" title="6" name="181650"><font color="#0000ff"><u>lefwEnd</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1040535" title="6" name="181652"><font color="#0000ff"><u>lefwCurrentLineNumber</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1040548" title="6" name="181654"><font color="#0000ff"><u>lefwNewLine</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1040563" title="6" name="181656"><font color="#0000ff"><u>lefwPrintError</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1071832" title="6" name="181658"><font color="#0000ff"><u>Setup Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1065132" title="6" name="181660"><font color="#0000ff"><u>Bus Bit Characters</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1062147" title="6" name="181662"><font color="#0000ff"><u>lefwBusBitChars</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1065169" title="6" name="181664"><font color="#0000ff"><u>Bus Bit Characters Example</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#ClearanceMeasure" title="6" name="181666"><font color="#0000ff"><u>Clearance Measure</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwClearanceMeasure" title="6" name="181668"><font color="#0000ff"><u>lefwClearanceMeasure</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1065372" title="6" name="181670"><font color="#0000ff"><u>Divider Character</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1040302" title="6" name="181672"><font color="#0000ff"><u>lefwDividerChar</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1065428" title="6" name="181674"><font color="#0000ff"><u>Divider Character Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1041987" title="6" name="181676"><font color="#0000ff"><u>Extensions</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1031188" title="6" name="181678"><font color="#0000ff"><u>lefwStartBeginext</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1031393" title="6" name="181680"><font color="#0000ff"><u>lefwEndBeginext</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1031439" title="6" name="181682"><font color="#0000ff"><u>lefwBeginextCreator</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1031212" title="6" name="181684"><font color="#0000ff"><u>lefwBeginextDate</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1031224" title="6" name="181686"><font color="#0000ff"><u>lefwBeginextRevision</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1031236" title="6" name="181688"><font color="#0000ff"><u>lefwBeginextSyntax</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1065511" title="6" name="181690"><font color="#0000ff"><u>Extensions Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#Layer(Cut)" title="6" name="181692"><font color="#0000ff"><u>Layer (Cut, Masterslice, Overlap, Implant)</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1042159" title="6" name="181694"><font color="#0000ff"><u>Defining Masterslice and Overlap Layers</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1042160" title="6" name="181696"><font color="#0000ff"><u>Defining Cut Layers</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1079121" title="6" name="181698"><font color="#0000ff"><u>Defining Implant Layers</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032168" title="6" name="181700"><font color="#0000ff"><u>lefwStartLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032183" title="6" name="181702"><font color="#0000ff"><u>lefwEndLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1082695" title="6" name="181704"><font color="#0000ff"><u>lefwLayerACCurrentDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1073591" title="6" name="181706"><font color="#0000ff"><u>lefwLayerACCutarea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1079556" title="6" name="181708"><font color="#0000ff"><u>lefwLayerACFrequency</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1073680" title="6" name="181710"><font color="#0000ff"><u>lefwLayerACTableEntries</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaAreaFactor" title="6" name="181712"><font color="#0000ff"><u>lefwLayerAntennaAreaFactor</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaAreaRatio" title="6" name="181714"><font color="#0000ff"><u>lefwLayerAntennaAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumAreaRatio" title="6" name="181716"><font color="#0000ff"><u>lefwLayerAntennaCumAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumDiffAreaRatio" title="6" name="181718"><font color="#0000ff"><u>lefwLayerAntennaCumDiffAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumDiffAreaRatioPwl" title="6" name="181720"><font color="#0000ff"><u>lefwLayerAntennaCumDiffAreaRatioPwl</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaDiffAreaRatio" title="6" name="181722"><font color="#0000ff"><u>lefwLayerAntennaDiffAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaDiffAreaRatioPwl" title="6" name="181724"><font color="#0000ff"><u>lefwLayerAntennaDiffAreaRatioPwl</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaModel" title="6" name="181726"><font color="#0000ff"><u>lefwLayerAntennaModel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerArraySpacing" title="6" name="181728"><font color="#0000ff"><u>lefwLayerArraySpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacing" title="6" name="181730"><font color="#0000ff"><u>lefwLayerCutSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingAdjacent" title="6" name="181732"><font color="#0000ff"><u>lefwLayerCutSpacingAdjacent</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingArea" title="6" name="181734"><font color="#0000ff"><u>lefwLayerCutSpacingArea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingCenterToCenter" title="6" name="181736"><font color="#0000ff"><u>lefwLayerCutSpacingCenterToCenter</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingEnd" title="6" name="181738"><font color="#0000ff"><u>lefwLayerCutSpacingEnd</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingLayer" title="6" name="181740"><font color="#0000ff"><u>lefwLayerCutSpacingLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingParallel" title="6" name="181742"><font color="#0000ff"><u>lefwLayerCutSpacingParallel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingSamenet" title="6" name="181744"><font color="#0000ff"><u>lefwLayerCutSpacingSamenet</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerCutSpacingTableOrtho" title="6" name="181746"><font color="#0000ff"><u>lefwLayerCutSpacingTableOrtho</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074126" title="6" name="181748"><font color="#0000ff"><u>lefwLayerDCCurrentDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074218" title="6" name="181750"><font color="#0000ff"><u>lefwLayerDCCutarea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074225" title="6" name="181752"><font color="#0000ff"><u>lefwLayerDCTableEntries</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerEnclosure" title="6" name="181754"><font color="#0000ff"><u>lefwLayerEnclosure</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerEnclosureLength" title="6" name="181756"><font color="#0000ff"><u>lefwLayerEnclosureLength</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerEnclosureWidth" title="6" name="181758"><font color="#0000ff"><u>lefwLayerEnclosureWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerPreferEnclosure" title="6" name="181760"><font color="#0000ff"><u>lefwLayerPreferEnclosure</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerResistancePerCut" title="6" name="181762"><font color="#0000ff"><u>lefwLayerResistancePerCut</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerWidth" title="6" name="181764"><font color="#0000ff"><u>lefwLayerWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1065589" title="6" name="181766"><font color="#0000ff"><u>Layer Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#Layer(Routing)" title="6" name="181768"><font color="#0000ff"><u>Layer (Routing)</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032583" title="6" name="181770"><font color="#0000ff"><u>lefwStartLayerRouting</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032594" title="6" name="181772"><font color="#0000ff"><u>lefwEndLayerRouting</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwDensityCheckStep" title="6" name="181774"><font color="#0000ff"><u>lefwDensityCheckStep</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwDensityCheckWindow" title="6" name="181776"><font color="#0000ff"><u>lefwDensityCheckWindow</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwFillActiveSpacing" title="6" name="181778"><font color="#0000ff"><u>lefwFillActiveSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074402" title="6" name="181780"><font color="#0000ff"><u>lefwLayerACCurrentDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1073633" title="6" name="181782"><font color="#0000ff"><u>lefwLayerACFrequency</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1073668" title="6" name="181784"><font color="#0000ff"><u>lefwLayerACTableEntries</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1073666" title="6" name="181786"><font color="#0000ff"><u>lefwLayerACWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaAreaDiffReducePwl" title="6" name="181788"><font color="#0000ff"><u>lefwLayerAntennaAreaDiffReducePwl</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaAreaFactor(Routing)" title="6" name="181790"><font color="#0000ff"><u>lefwLayerAntennaAreaFactor</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaAreaMinusDiff" title="6" name="181792"><font color="#0000ff"><u>lefwLayerAntennaAreaMinusDiff</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaAreaRatio(Routing)" title="6" name="181794"><font color="#0000ff"><u>lefwLayerAntennaAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumAreaRatio(Routing)" title="6" name="181796"><font color="#0000ff"><u>lefwLayerAntennaCumAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumDiffAreaRatio(Routing)" title="6" name="181798"><font color="#0000ff"><u>lefwLayerAntennaCumDiffAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumDiffAreaRatioPwl(Routing)" title="6" name="181800"><font color="#0000ff"><u>lefwLayerAntennaCumDiffAreaRatioPwl</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumDiffSideAreaRatio(Routing)" title="6" name="181802"><font color="#0000ff"><u>lefwLayerAntennaCumDiffSideAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumDiffSideAreaRatioPwl(Routing)" title="6" name="181804"><font color="#0000ff"><u>lefwLayerAntennaCumDiffSideAreaRatioPwl</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumSideAreaRatio(Routing)" title="6" name="181806"><font color="#0000ff"><u>lefwLayerAntennaCumSideAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaCumRoutingPlusCut" title="6" name="181808"><font color="#0000ff"><u>lefwLayerAntennaCumRoutingPlusCut</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaDiffAreaRatio(Routing)" title="6" name="181810"><font color="#0000ff"><u>lefwLayerAntennaDiffAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaDiffAreaRatioPwl(Routing)" title="6" name="181812"><font color="#0000ff"><u>lefwLayerAntennaDiffAreaRatioPwl</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaDiffSideAreaRatio" title="6" name="181814"><font color="#0000ff"><u>lefwLayerAntennaDiffSideAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaDiffSideAreaRatioPwl" title="6" name="181816"><font color="#0000ff"><u>lefwLayerAntennaDiffSideAreaRatioPwl</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaGatePlusDiff" title="6" name="181818"><font color="#0000ff"><u>lefwLayerAntennaGatePlusDiff</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaModel(Routing)" title="6" name="181820"><font color="#0000ff"><u>lefwLayerAntennaModel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaSideAreaFactor" title="6" name="181822"><font color="#0000ff"><u>lefwLayerAntennaSideAreaFactor</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerAntennaSideAreaRatio" title="6" name="181824"><font color="#0000ff"><u>lefwLayerAntennaSideAreaRatio</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074140" title="6" name="181826"><font color="#0000ff"><u>lefwLayerDCCurrentDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074191" title="6" name="181828"><font color="#0000ff"><u>lefwLayerDCTableEntries</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074198" title="6" name="181830"><font color="#0000ff"><u>lefwLayerDCWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1074189" title="6" name="181832"><font color="#0000ff"><u>lefwLayerRouting</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingArea" title="6" name="181834"><font color="#0000ff"><u>lefwLayerRoutingArea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1083233" title="6" name="181836"><font color="#0000ff"><u>lefwLayerRoutingCapacitance</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032649" title="6" name="181838"><font color="#0000ff"><u>lefwLayerRoutingCapMultiplier</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingDiagMinEdgeLength" title="6" name="181840"><font color="#0000ff"><u>lefwLayerRoutingDiagMinEdgeLength</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingDiagPitch" title="6" name="181842"><font color="#0000ff"><u>lefwLayerRoutingDiagPitch</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingDiagPitchXYDistance" title="6" name="181844"><font color="#0000ff"><u>lefwLayerRoutingDiagPitchXYDistance</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingDiagSpacing" title="6" name="181846"><font color="#0000ff"><u>lefwLayerRoutingDiagSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingDiagWidth" title="6" name="181848"><font color="#0000ff"><u>lefwLayerRoutingDiagWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1080366" title="6" name="181850"><font color="#0000ff"><u>lefwLayerRoutingEdgeCap</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1086979" title="6" name="181852"><font color="#0000ff"><u>lefwLayerRoutingHeight</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMaxwidth" title="6" name="181854"><font color="#0000ff"><u>lefwLayerRoutingMaxwidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinenclosedarea" title="6" name="181856"><font color="#0000ff"><u>lefwLayerRoutingMinenclosedarea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinimumcut" title="6" name="181858"><font color="#0000ff"><u>lefwLayerRoutingMinimumcut</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinimumcutConnections" title="6" name="181860"><font color="#0000ff"><u>lefwLayerRoutingMinimumcutConnections</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinimumcutLengthWithin" title="6" name="181862"><font color="#0000ff"><u>lefwLayerRoutingMinimumcutLengthWithin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinimumcutWithin" title="6" name="181864"><font color="#0000ff"><u>lefwLayerRoutingMinimumcutWithin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinsize" title="6" name="181866"><font color="#0000ff"><u>lefwLayerRoutingMinsize</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinstep" title="6" name="181868"><font color="#0000ff"><u>lefwLayerRoutingMinstep</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinstepMaxEdges" title="6" name="181870"><font color="#0000ff"><u>lefwLayerRoutingMinstepMaxEdges</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinstepWithOptions" title="6" name="181872"><font color="#0000ff"><u>lefwLayerRoutingMinstepWithOptions</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingMinwidth" title="6" name="181874"><font color="#0000ff"><u>lefwLayerRoutingMinwidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1079474" title="6" name="181876"><font color="#0000ff"><u>lefwLayerRoutingOffset</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingOffsetXYDistance" title="6" name="181878"><font color="#0000ff"><u>lefwLayerRoutingOffsetXYDistance</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1080403" title="6" name="181880"><font color="#0000ff"><u>lefwLayerRoutingPitch</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingPitchXYDistance" title="6" name="181882"><font color="#0000ff"><u>lefwLayerRoutingPitchXYDistance</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingProtrusion" title="6" name="181884"><font color="#0000ff"><u>lefwLayerRoutingProtrusion</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1077003" title="6" name="181886"><font color="#0000ff"><u>lefwLayerRoutingResistance</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032726" title="6" name="181888"><font color="#0000ff"><u>lefwLayerRoutingShrinkage</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032737" title="6" name="181890"><font color="#0000ff"><u>lefwLayerRoutingSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingEndOfLine" title="6" name="181892"><font color="#0000ff"><u>lefwLayerRoutingSpacingEndOfLine</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingEOLParallel" title="6" name="181894"><font color="#0000ff"><u>lefwLayerRoutingSpacingEOLParallel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingEndOfNotchWidth" title="6" name="181896"><font color="#0000ff"><u>lefwLayerRoutingSpacingEndOfNotchWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingLengthThreshold" title="6" name="181898"><font color="#0000ff"><u>lefwLayerRoutingSpacingLengthThreshold</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingNotchLength" title="6" name="181900"><font color="#0000ff"><u>lefwLayerRoutingSpacingNotchLength</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingRange" title="6" name="181902"><font color="#0000ff"><u>lefwLayerRoutingSpacingRange</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingRangeInfluence" title="6" name="181904"><font color="#0000ff"><u>lefwLayerRoutingSpacingRangeInfluence</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingRangeRange" title="6" name="181906"><font color="#0000ff"><u>lefwLayerRoutingSpacingRangeRange</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingRangeUseLengthThreshold" title="6" name="181908"><font color="#0000ff"><u>lefwLayerRoutingSpacingRangeUseLengthThreshold</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingSpacingSameNet" title="6" name="181910"><font color="#0000ff"><u>lefwLayerRoutingSpacingSameNet</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingStartSpacingtableInfluence" title="6" name="181912"><font color="#0000ff"><u>lefwLayerRoutingStartSpacingtableInfluence</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingStartSpacingInfluenceWidth" title="6" name="181914"><font color="#0000ff"><u>lefwLayerRoutingStartSpacingInfluenceWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingStartSpacingtableParallel" title="6" name="181916"><font color="#0000ff"><u>lefwLayerRoutingStartSpacingtableParallel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingStartSpacingtableParallelWidth" title="6" name="181918"><font color="#0000ff"><u>lefwLayerRoutingStartSpacingtableParallelWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingStartSpacingtableTwoWidths" title="6" name="181920"><font color="#0000ff"><u>lefwLayerRoutingStartSpacingtableTwoWidths</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingStartSpacingtableTwoWidthsWidth" title="6" name="181922"><font color="#0000ff"><u>lefwLayerRoutingStartSpacingtableTwoWidthsWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwLayerRoutingEndSpacingtable" title="6" name="181924"><font color="#0000ff"><u>lefwLayerRoutingEndSpacingtable</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1077201" title="6" name="181926"><font color="#0000ff"><u>lefwLayerRoutingThickness</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1032759" title="6" name="181928"><font color="#0000ff"><u>lefwLayerRoutingWireExtension</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMaxAdjacentSlotSpacing" title="6" name="181930"><font color="#0000ff"><u>lefwMaxAdjacentSlotSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMaxCoaxialSlotSpacing" title="6" name="181932"><font color="#0000ff"><u>lefwMaxCoaxialSlotSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMaxEdgeSlotSpacing" title="6" name="181934"><font color="#0000ff"><u>lefwMaxEdgeSlotSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMaximumDensity" title="6" name="181936"><font color="#0000ff"><u>lefwMaximumDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMinimumDensity" title="6" name="181938"><font color="#0000ff"><u>lefwMinimumDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1076700" title="6" name="181940"><font color="#0000ff"><u>lefwSlotLength</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwSlotWidth" title="6" name="181942"><font color="#0000ff"><u>lefwSlotWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwSlotWireLength" title="6" name="181944"><font color="#0000ff"><u>lefwSlotWireLength</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwSlotWireWidth" title="6" name="181946"><font color="#0000ff"><u>lefwSlotWireWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwSplitWireWidth" title="6" name="181948"><font color="#0000ff"><u>lefwSplitWireWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1065724" title="6" name="181950"><font color="#0000ff"><u>Routing Layer Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1070777" title="6" name="181952"><font color="#0000ff"><u>Macro</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033622" title="6" name="181954"><font color="#0000ff"><u>lefwStartMacro</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033637" title="6" name="181956"><font color="#0000ff"><u>lefwEndMacro</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033651" title="6" name="181958"><font color="#0000ff"><u>lefwMacroClass</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033678" title="6" name="181960"><font color="#0000ff"><u>lefwMacroEEQ</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033685" title="6" name="181962"><font color="#0000ff"><u>lefwMacroForeign</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroForeignStr" title="6" name="181964"><font color="#0000ff"><u>lefwMacroForeignStr</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033731" title="6" name="181966"><font color="#0000ff"><u>lefwMacroOrigin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033753" title="6" name="181968"><font color="#0000ff"><u>lefwMacroSite</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroSitePattern" title="6" name="181970"><font color="#0000ff"><u>lefwMacroSitePattern</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroSitePatternStr" title="6" name="181972"><font color="#0000ff"><u>lefwMacroSitePatternStr</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1081099" title="6" name="181974"><font color="#0000ff"><u>lefwMacroSize</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033783" title="6" name="181976"><font color="#0000ff"><u>lefwMacroSymmetry</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwStartMacroDensity" title="6" name="181978"><font color="#0000ff"><u>lefwStartMacroDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroDensityLayerRect" title="6" name="181980"><font color="#0000ff"><u>lefwMacroDensityLayerRect</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwEndMacroDensity" title="6" name="181982"><font color="#0000ff"><u>lefwEndMacroDensity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1081170" title="6" name="181984"><font color="#0000ff"><u>Macro Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1065960" title="6" name="181986"><font color="#0000ff"><u>Macro Obstruction</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033818" title="6" name="181988"><font color="#0000ff"><u>lefwStartMacroObs</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033833" title="6" name="181990"><font color="#0000ff"><u>lefwEndMacroObs</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroObsDesignRuleWidth" title="6" name="181992"><font color="#0000ff"><u>lefwMacroObsDesignRuleWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1078998" title="6" name="181994"><font color="#0000ff"><u>lefwMacroObsLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1063050" title="6" name="181996"><font color="#0000ff"><u>lefwMacroObsLayerPath</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033862" title="6" name="181998"><font color="#0000ff"><u>lefwMacroObsLayerPolygon</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033870" title="6" name="182000"><font color="#0000ff"><u>lefwMacroObsLayerRect</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroObsLayerWidth" title="6" name="182002"><font color="#0000ff"><u>lefwMacroObsLayerWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1079032" title="6" name="182004"><font color="#0000ff"><u>lefwMacroObsVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066047" title="6" name="182006"><font color="#0000ff"><u>Macro Obstruction Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066045" title="6" name="182008"><font color="#0000ff"><u>Macro Pin</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033909" title="6" name="182010"><font color="#0000ff"><u>lefwStartMacroPin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033924" title="6" name="182012"><font color="#0000ff"><u>lefwEndMacroPin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaDiffArea" title="6" name="182014"><font color="#0000ff"><u>lefwMacroPinAntennaDiffArea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaGateArea" title="6" name="182016"><font color="#0000ff"><u>lefwMacroPinAntennaGateArea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaMaxAreaCar" title="6" name="182018"><font color="#0000ff"><u>lefwMacroPinAntennaMaxAreaCar</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaMaxCutCar" title="6" name="182020"><font color="#0000ff"><u>lefwMacroPinAntennaMaxCutCar</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaMaxSideAreaCar" title="6" name="182022"><font color="#0000ff"><u>lefwMacroPinAntennaMaxSideAreaCar</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaModel" title="6" name="182024"><font color="#0000ff"><u>lefwMacroPinAntennaModel</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaPartialCutArea" title="6" name="182026"><font color="#0000ff"><u>lefwMacroPinAntennaPartialCutArea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaPartialMetalArea" title="6" name="182028"><font color="#0000ff"><u>lefwMacroPinAntennaPartialMetalArea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinAntennaPartialMetalSideArea" title="6" name="182030"><font color="#0000ff"><u>lefwMacroPinAntennaPartialMetalSideArea</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1033975" title="6" name="182032"><font color="#0000ff"><u>lefwMacroPinDirection</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinGroundSensitivity" title="6" name="182034"><font color="#0000ff"><u>lefwMacroPinGroundSensitivity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1081263" title="6" name="182036"><font color="#0000ff"><u>lefwMacroPinMustjoin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinNetExpr" title="6" name="182038"><font color="#0000ff"><u>lefwMacroPinNetExpr</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1081219" title="6" name="182040"><font color="#0000ff"><u>lefwMacroPinShape</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinSupplySensitivity" title="6" name="182042"><font color="#0000ff"><u>lefwMacroPinSupplySensitivity</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1081254" title="6" name="182044"><font color="#0000ff"><u>lefwMacroPinTaperRule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1078761" title="6" name="182046"><font color="#0000ff"><u>lefwMacroPinUse</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066280" title="6" name="182048"><font color="#0000ff"><u>Macro Pin Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066278" title="6" name="182050"><font color="#0000ff"><u>Macro Pin Port</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1034318" title="6" name="182052"><font color="#0000ff"><u>lefwStartMacroPinPort</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1034334" title="6" name="182054"><font color="#0000ff"><u>lefwEndMacroPinPort</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinPortDesignRuleWidth" title="6" name="182056"><font color="#0000ff"><u>lefwMacroPinPortDesignRuleWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1034344" title="6" name="182058"><font color="#0000ff"><u>lefwMacroPinPortLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1034351" title="6" name="182060"><font color="#0000ff"><u>lefwMacroPinPortLayerPath</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1043715" title="6" name="182062"><font color="#0000ff"><u>lefwMacroPinPortLayerPolygon</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1075227" title="6" name="182064"><font color="#0000ff"><u>lefwMacroPinPortLayerRect</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMacroPinPortLayerWidth" title="6" name="182066"><font color="#0000ff"><u>lefwMacroPinPortLayerWidth</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1034375" title="6" name="182068"><font color="#0000ff"><u>lefwMacroPinPortVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066377" title="6" name="182070"><font color="#0000ff"><u>Macro Pin Port Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1077609" title="6" name="182072"><font color="#0000ff"><u>Manufacturing Grid</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwManufacturingGrid" title="6" name="182074"><font color="#0000ff"><u>lefwManufacturingGrid</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1077306" title="6" name="182076"><font color="#0000ff"><u>Maximum Via Stack</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwMaxviastack" title="6" name="182078"><font color="#0000ff"><u>lefwMaxviastack</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066594" title="6" name="182080"><font color="#0000ff"><u>Nondefault Rule</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1038775" title="6" name="182082"><font color="#0000ff"><u>lefwStartNonDefaultRule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1038820" title="6" name="182084"><font color="#0000ff"><u>lefwEndNonDefaultRule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwNonDefaultRuleHardspacing" title="6" name="182086"><font color="#0000ff"><u>lefwNonDefaultRuleHardspacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1080790" title="6" name="182088"><font color="#0000ff"><u>lefwNonDefaultRuleLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwNonDefaultRuleMinCuts" title="6" name="182090"><font color="#0000ff"><u>lefwNonDefaultRuleMinCuts</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwNonDefaultRuleStartVia" title="6" name="182092"><font color="#0000ff"><u>lefwNonDefaultRuleStartVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwNonDefaultRuleEndVia" title="6" name="182094"><font color="#0000ff"><u>lefwNonDefaultRuleEndVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwNonDefaultRuleUseVia" title="6" name="182096"><font color="#0000ff"><u>lefwNonDefaultRuleUseVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwNonDefaultRuleUseViaRule" title="6" name="182098"><font color="#0000ff"><u>lefwNonDefaultRuleUseViaRule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1080895" title="6" name="182100"><font color="#0000ff"><u>Nondefault Rules Example</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066631" title="6" name="182102"><font color="#0000ff"><u>Property</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1064702" title="6" name="182104"><font color="#0000ff"><u>lefwIntProperty</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1064709" title="6" name="182106"><font color="#0000ff"><u>lefwRealProperty</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1064716" title="6" name="182108"><font color="#0000ff"><u>lefwStringProperty</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066672" title="6" name="182110"><font color="#0000ff"><u>Property Example</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#PropertyDefinitions" title="6" name="182112"><font color="#0000ff"><u>Property Definitions</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1069705" title="6" name="182114"><font color="#0000ff"><u>lefwStartPropDef</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1038988" title="6" name="182116"><font color="#0000ff"><u>lefwEndPropDef</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwIntPropDef" title="6" name="182118"><font color="#0000ff"><u>lefwIntPropDef</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwRealPropDef" title="6" name="182120"><font color="#0000ff"><u>lefwRealPropDef</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwStringPropDef" title="6" name="182122"><font color="#0000ff"><u>lefwStringPropDef</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066711" title="6" name="182124"><font color="#0000ff"><u>Property Definitions Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066709" title="6" name="182126"><font color="#0000ff"><u>Same&#45;Net Spacing</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039133" title="6" name="182128"><font color="#0000ff"><u>lefwStartSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039148" title="6" name="182130"><font color="#0000ff"><u>lefwEndSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039159" title="6" name="182132"><font color="#0000ff"><u>lefwSpacing</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066744" title="6" name="182134"><font color="#0000ff"><u>Same&#45;Net Spacing Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066742" title="6" name="182136"><font color="#0000ff"><u>Site</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1040655" title="6" name="182138"><font color="#0000ff"><u>lefwSite</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1072500" title="6" name="182140"><font color="#0000ff"><u>lefwEndSite</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwSiteRowPattern" title="6" name="182142"><font color="#0000ff"><u>lefwSiteRowPattern</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwSiteRowPatternStr" title="6" name="182144"><font color="#0000ff"><u>lefwSiteRowPatternStr</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1072501" title="6" name="182146"><font color="#0000ff"><u>Site Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066789" title="6" name="182148"><font color="#0000ff"><u>Units</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039328" title="6" name="182150"><font color="#0000ff"><u>lefwStartUnits</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039368" title="6" name="182152"><font color="#0000ff"><u>lefwEndUnits</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039317" title="6" name="182154"><font color="#0000ff"><u>lefwUnits</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1075831" title="6" name="182156"><font color="#0000ff"><u>lefwUnitsFrequency</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066839" title="6" name="182158"><font color="#0000ff"><u>Units Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1071910" title="6" name="182160"><font color="#0000ff"><u>Use Min Spacing</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwUseMinSpacing" title="6" name="182162"><font color="#0000ff"><u>lefwUseMinSpacing</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1071983" title="6" name="182164"><font color="#0000ff"><u>Version</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1040899" title="6" name="182166"><font color="#0000ff"><u>lefwVersion</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1075439" title="6" name="182168"><font color="#0000ff"><u>Version Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#1066875" title="6" name="182170"><font color="#0000ff"><u>Via</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039449" title="6" name="182172"><font color="#0000ff"><u>lefwStartVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039464" title="6" name="182174"><font color="#0000ff"><u>lefwEndVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039519" title="6" name="182176"><font color="#0000ff"><u>lefwViaLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaLayerPolygon" title="6" name="182178"><font color="#0000ff"><u>lefwViaLayerPolygon</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1080506" title="6" name="182180"><font color="#0000ff"><u>lefwViaLayerRect</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039541" title="6" name="182182"><font color="#0000ff"><u>lefwViaResistance</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaViarule" title="6" name="182184"><font color="#0000ff"><u>lefwViaViarule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaViaruleOffset" title="6" name="182186"><font color="#0000ff"><u>lefwViaViaruleOffset</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaViaruleOrigin" title="6" name="182188"><font color="#0000ff"><u>lefwViaViaruleOrigin</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaViarulePattern" title="6" name="182190"><font color="#0000ff"><u>lefwViaViarulePattern</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaViaruleRowCol" title="6" name="182192"><font color="#0000ff"><u>lefwViaViaruleRowCol</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1066962" title="6" name="182194"><font color="#0000ff"><u>Via Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#ViaRule" title="6" name="182196"><font color="#0000ff"><u>Via Rule</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1039563" title="6" name="182198"><font color="#0000ff"><u>lefwStartViaRule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1061589" title="6" name="182200"><font color="#0000ff"><u>lefwEndViaRule</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaRuleLayer" title="6" name="182202"><font color="#0000ff"><u>lefwViaRuleLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaRuleVia" title="6" name="182204"><font color="#0000ff"><u>lefwViaRuleVia</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1067024" title="6" name="182206"><font color="#0000ff"><u>Via Rule Examples</u></font></a></dd>
      <p> <a name=""></a><a href="ch6LEFwriter.html#ViaRuleGenerate" title="6" name="182208"><font color="#0000ff"><u>Via Rule Generate</u></font></a></p>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwStartViaRuleGen" title="6" name="182210"><font color="#0000ff"><u>lefwStartViaRuleGen</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwEndViaRuleGen" title="6" name="182212"><font color="#0000ff"><u>lefwEndViaRuleGen</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaRuleGenDefault" title="6" name="182214"><font color="#0000ff"><u>lefwViaRuleGenDefault</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaRuleGenLayer" title="6" name="182216"><font color="#0000ff"><u>lefwViaRuleGenLayer</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaRuleGenLayer3" title="6" name="182218"><font color="#0000ff"><u>lefwViaRuleGenLayer3</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#lefwViaRuleGenLayerEnclosure" title="6" name="182220"><font color="#0000ff"><u>lefwViaRuleGenLayerEnclosure</u></font></a></dd>
      <dd> <a name=""></a><a href="ch6LEFwriter.html#1067082" title="6" name="182222"><font color="#0000ff"><u>Via Rule Generate Examples</u></font></a></dd>
      <h2><a href="ch7LEFcompressed.html" title="7" name="182224"><font color="#0000ff"><u>7</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch7LEFcompressed.html#1014156" title="7" name="182226"><font color="#0000ff"><u>LEF Compressed File Routines</u></font></a></h2>
      <dd> <a name=""></a><a href="ch7LEFcompressed.html#1014302" title="7" name="182228"><font color="#0000ff"><u>lefGZipOpen</u></font></a></dd>
      <dd> <a name=""></a><a href="ch7LEFcompressed.html#1014311" title="7" name="182230"><font color="#0000ff"><u>lefGZipClose</u></font></a></dd>
      <dd> <a name=""></a><a href="ch7LEFcompressed.html#1021641" title="7" name="182232"><font color="#0000ff"><u>Example</u></font></a></dd>
      <h2><a href="ch8lefdiff.html" title="8" name="182234"><font color="#0000ff"><u>8</u></font>
</a></h2>
      <h2> <a name=""></a><a href="ch8lefdiff.html#1014156" title="8" name="182236"><font color="#0000ff"><u>LEF File Comparison Utility</u></font></a></h2>
      <dd> <a name=""></a><a href="ch8lefdiff.html#1022364" title="8" name="182238"><font color="#0000ff"><u>lefdefdiff</u></font></a></dd>
      <dd> <a name=""></a><a href="ch8lefdiff.html#1021641" title="8" name="182240"><font color="#0000ff"><u>Example</u></font></a></dd>
      <h2><a href="appA_LEFexamples.html" title="A" name="182242"><font color="#0000ff"><u>A</u></font>
</a></h2>
      <h2> <a name=""></a><a href="appA_LEFexamples.html#1011663" title="A" name="182244"><font color="#0000ff"><u>LEF Reader and Writer Examples</u></font></a></h2>
      <p> <a name=""></a><a href="appA_LEFexamples.html#1014148" title="A" name="182246"><font color="#0000ff"><u>LEF Reader Program</u></font></a></p>
      <p> <a name=""></a><a href="appA_LEFexamples.html#1016399" title="A" name="182248"><font color="#0000ff"><u>LEF Writer Program</u></font></a></p>

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